Bart van Malderen

Bart van Malderen (#3332)

Global Rank #3332

Country Rank #19

Country Belgium

We're in a patent business. We register hundreds of patents every year. That's the only way we can make a difference.

$ 1 B
diapers
Belgium
M
59 Years

Snapshot

Quick Facts

Global Rank #3,332

Country Rank #19

Net Worth $1.0B

Previous Worth $1.0B

Worth Change +$0.0B

Country Belgium

Industry diapers

Age 59 Years

Gender M

Worth As Of May 4, 2026

Residence Buggenhout, Belgium

Citizenship Belgium

World Billionaires List Belgium Billionaires diapers

Profile Data

Personal Stats

Age 59

Source Of Wealth diapers

Residence Buggenhout, Belgium

Citizenship Belgium

Marital Status Married

Children 3

Net Worth Change +$0.0B +0.0% from previous worth

Previous Net Worth $1.0B

Current Net Worth $1.0B

Worth as of May 4, 2026

About Me

Bart van Malderen is the founder and CEO of Drylock Technologies, a maker of baby diapers, feminine hygiene products, and incontinence diapers. Drylock Technologies produces a billion diapers per month from nine factories, and had revenue of 1.2 billion euros in 2022. Van Malderen has spent a career in diapers and other consumer products, working for 30 years at Belgian diaper producer Ontex, the family business founded by his father in 1979. Van Malderen sold Ontex in 2002 and left in 2007 with a non-compete agreement. He founded Drylock when the agreement ended in 2012 to sell ultra-thin, cellulose-free diapers. He is also the biggest shareholder of German diaper webshop Lillydoo.

Achievements

Forbes List Highlights

A snapshot of the list placements and rankings connected to Bart van Malderen.

#3017

Billionaires (2026)

Insights

Did You Know?

Drylock Technologies launched the world's first compostable diaper in February 2024.

Wealth Growth

Net Worth Growth Over Time

Tracking Bart van Malderen's net worth journey over the years, highlighting key growth phases and financial milestones.